Add postgres as an optional dependency

helm/mautrix-telegram/.gitignore

@@ -0,0 +1 @@
+charts/*

helm/mautrix-telegram/requirements.lock

@@ -0,0 +1,6 @@
+dependencies:
+- name: postgresql
+  repository: https://kubernetes-charts.storage.googleapis.com/
+  version: 6.5.0
+digest: sha256:85139e9d4207e49c11c5f84d7920d0135cffd3d427f3f3638d4e51258990de2a
+generated: "2019-10-23T22:11:37.005827507+03:00"

helm/mautrix-telegram/requirements.yaml

@@ -0,0 +1,5 @@
+dependencies:
+  - name: postgresql
+    version: 6.5.0
+    repository: https://kubernetes-charts.storage.googleapis.com/
+    condition: postgresql.enabled

helm/mautrix-telegram/templates/configmap.yaml

@@ -21,7 +21,11 @@ data:
       port: {{ .Values.service.port }}
       max_body_size: {{ .Values.appservice.maxBodySize }}
 
-      database: {{ .Values.appservice.database }}
+      {{- if .Values.postgresql.enabled }}
+      database: "postgres://postgres:{{ .Values.postgresql.postgresqlPassword }}@{{ .Release.Name }}-postgresql/{{ .Values.postgresql.postgresqlDatabase }}"
+      {{- else }}
+      database: {{ .Values.appservice.database | quote }}
+      {{- end }}
 
       public:
         {{- toYaml .Values.appservice.public | nindent 8 }}

helm/mautrix-telegram/values.yaml

@@ -45,16 +45,19 @@ homeserver:
   # Only applies if address starts with https://
   verifySSL: true
 
+postgresql:
+  enabled: true
+  postgresqlDatabase: mxtg
+  persistence:
+    size: 8Gi
+  resources:
+    requests:
+      memory: 256Mi
+      cpu: 100m
+
 # Application service host/registration related details
 # Changing these values requires regeneration of the registration.
 appservice:
-  # The full URI to the database. SQLite and Postgres are fully supported.
-  # Other DBMSes supported by SQLAlchemy may or may not work.
-  # Format examples:
-  #   SQLite:   sqlite:///filename.db
-  #   Postgres: postgres://username:password@hostname/dbname
-  database: postgres://username:password@hostname/dbname
-
   # The maximum body size of appservice API requests (from the homeserver) in mebibytes
   # Usually 1 is enough, but on high-traffic bridges you might need to increase this to avoid 413s
   maxBodySize: 1